Welding method of flat welding flange and socket flange
Flat welding and socket welding are different Socket welding flanges are suitable for small diameter, high pressure and high temperature pipeline connection methods more >>
Influence of technological factors of butt welding flange on welding seam formation
Influence of technological factors of butt welding flange on welding seam formation more >>
Various calculation methods of 90 degree elbow
The expansion diagram of a 90-degree elbow is a standard cosine curve, so the lofting formula is Y=COSX Elbow is more >>
Five defects of the weld appearance of elbow manufacturers
Five defects of the weld appearance of elbow manufacturersElbow manufacturers will weld in the process of using a more >>
Introduction to the production method of welding tee
Introduction to the production method of welding teeThere are two main ways to make a welded tee: 1 Hydraulic more >>
dn200 steel pipe flange forgings
The dn200 steel pipe flange cover has the characteristics of sturdiness and durability, easy installation, high strength and good sealing performance more >>
What is the nominal pressure of stainless steel flange
What is the nominal pressure of stainless steel flangeToday, the stainless steel flange manufacturer will explain more >>
What is the protective flaw detection tape of butt welding elbow
The so-called butt welding elbow, the steel plate welding elbow is generally said to be a large diameter elbow, the diameter is about DN800 and DN800 or more more >>
Four types of common flange production processes
There are four main types of flange production processes: forging, casting, cutting and rolling Compared with forging, forged flanges have accurate dimensions, small processing engineering, and low cost, but they have casting defects such as pores more >>
How to made four-way pipe fittings
How to made four-way pipe fittingsCross pipe fittings are a kind of pipe fittings used at the branch of pipelin more >>